Merge tag 'topic/i915-hda-componentized-2015-01-12' into drm-intel-next-queued

[cascardo/linux.git] / drivers / gpu / drm / i915 / intel_runtime_pm.c

diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
index 6aa3a81..8bf7bb4 100644 (file)
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -31,7 +31,6 @@
 
 #include "i915_drv.h"
 #include "intel_drv.h"
-#include <drm/i915_powerwell.h>
 
 /**
  * DOC: runtime pm
@@ -50,8 +49,6 @@
  * present for a given platform.
  */
 
-static struct i915_power_domains *hsw_pwr;
-
 #define for_each_power_well(i, power_well, domain_mask, power_domains) \
        for (i = 0;                                                     \
             i < (power_domains)->power_well_count &&                   \
@@ -615,29 +612,6 @@ static void chv_pipe_power_well_disable(struct drm_i915_private *dev_priv,
                vlv_power_sequencer_reset(dev_priv);
 }
 
-static void check_power_well_state(struct drm_i915_private *dev_priv,
-                                  struct i915_power_well *power_well)
-{
-       bool enabled = power_well->ops->is_enabled(dev_priv, power_well);
-
-       if (power_well->always_on || !i915.disable_power_well) {
-               if (!enabled)
-                       goto mismatch;
-
-               return;
-       }
-
-       if (enabled != (power_well->count > 0))
-               goto mismatch;
-
-       return;
-
-mismatch:
-       I915_STATE_WARN(1, "state mismatch for '%s' (always_on %d hw state %d use-count %d disable_power_well %d\n",
-                 power_well->name, power_well->always_on, enabled,
-                 power_well->count, i915.disable_power_well);
-}
-
 /**
  * intel_display_power_get - grab a power domain reference
  * @dev_priv: i915 device instance
@@ -669,8 +643,6 @@ void intel_display_power_get(struct drm_i915_private *dev_priv,
                        power_well->ops->enable(dev_priv, power_well);
                        power_well->hw_enabled = true;
                }
-
-               check_power_well_state(dev_priv, power_well);
        }
 
        power_domains->domain_use_count[domain]++;
@@ -709,8 +681,6 @@ void intel_display_power_put(struct drm_i915_private *dev_priv,
                        power_well->hw_enabled = false;
                        power_well->ops->disable(dev_priv, power_well);
                }
-
-               check_power_well_state(dev_priv, power_well);
        }
 
        mutex_unlock(&power_domains->lock);
@@ -1098,10 +1068,8 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
         */
        if (IS_HASWELL(dev_priv->dev)) {
                set_power_wells(power_domains, hsw_power_wells);
-               hsw_pwr = power_domains;
        } else if (IS_BROADWELL(dev_priv->dev)) {
                set_power_wells(power_domains, bdw_power_wells);
-               hsw_pwr = power_domains;
        } else if (IS_CHERRYVIEW(dev_priv->dev)) {
                set_power_wells(power_domains, chv_power_wells);
        } else if (IS_VALLEYVIEW(dev_priv->dev)) {
@@ -1145,8 +1113,6 @@ void intel_power_domains_fini(struct drm_i915_private *dev_priv)
         * the power well is not enabled, so just enable it in case
         * we're going to unload/reload. */
        intel_display_set_init_power(dev_priv, true);
-
-       hsw_pwr = NULL;
 }
 
 static void intel_power_domains_resume(struct drm_i915_private *dev_priv)
@@ -1355,52 +1321,3 @@ void intel_runtime_pm_enable(struct drm_i915_private *dev_priv)
        pm_runtime_put_autosuspend(device);
 }
 
-/* Display audio driver power well request */
-int i915_request_power_well(void)
-{
-       struct drm_i915_private *dev_priv;
-
-       if (!hsw_pwr)
-               return -ENODEV;
-
-       dev_priv = container_of(hsw_pwr, struct drm_i915_private,
-                               power_domains);
-       intel_display_power_get(dev_priv, POWER_DOMAIN_AUDIO);
-       return 0;
-}
-EXPORT_SYMBOL_GPL(i915_request_power_well);
-
-/* Display audio driver power well release */
-int i915_release_power_well(void)
-{
-       struct drm_i915_private *dev_priv;
-
-       if (!hsw_pwr)
-               return -ENODEV;
-
-       dev_priv = container_of(hsw_pwr, struct drm_i915_private,
-                               power_domains);
-       intel_display_power_put(dev_priv, POWER_DOMAIN_AUDIO);
-       return 0;
-}
-EXPORT_SYMBOL_GPL(i915_release_power_well);
-
-/*
- * Private interface for the audio driver to get CDCLK in kHz.
- *
- * Caller must request power well using i915_request_power_well() prior to
- * making the call.
- */
-int i915_get_cdclk_freq(void)
-{
-       struct drm_i915_private *dev_priv;
-
-       if (!hsw_pwr)
-               return -ENODEV;
-
-       dev_priv = container_of(hsw_pwr, struct drm_i915_private,
-                               power_domains);
-
-       return intel_ddi_get_cdclk_freq(dev_priv);
-}
-EXPORT_SYMBOL_GPL(i915_get_cdclk_freq);